Base | Representation |
---|---|
bin | 11111100111000001… |
… | …00101110000100001 |
3 | 1121210200122000000200 |
4 | 33303200211300201 |
5 | 234223344334031 |
6 | 11443540335413 |
7 | 1140353146326 |
oct | 176340456041 |
9 | 47720560020 |
10 | 16970308641 |
11 | 721932a070 |
12 | 33573a4569 |
13 | 17a5ac8a60 |
14 | b6db90b4d |
15 | 694cae8e6 |
hex | 3f3825c21 |
16970308641 has 192 divisors, whose sum is σ = 31891292160. Its totient is φ = 8538048000.
The previous prime is 16970308639. The next prime is 16970308669. The reversal of 16970308641 is 14680307961.
It is a happy number.
It is not a de Polignac number, because 16970308641 - 21 = 16970308639 is a prime.
It is not an unprimeable number, because it can be changed into a prime (16970308681) by changing a digit.
It is a polite number, since it can be written in 191 ways as a sum of consecutive naturals, for example, 46240440 + ... + 46240806.
It is an arithmetic number, because the mean of its divisors is an integer number (166100480).
Almost surely, 216970308641 is an apocalyptic number.
16970308641 is a gapful number since it is divisible by the number (11) formed by its first and last digit.
It is an amenable number.
16970308641 is a deficient number, since it is larger than the sum of its proper divisors (14920983519).
16970308641 is a wasteful number, since it uses less digits than its factorization.
16970308641 is an evil number, because the sum of its binary digits is even.
The sum of its prime factors is 508 (or 505 counting only the distinct ones).
The product of its (nonzero) digits is 217728, while the sum is 45.
The spelling of 16970308641 in words is "sixteen billion, nine hundred seventy million, three hundred eight thousand, six hundred forty-one".
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